The latest insights from the load balancing experts | Loadbalancer.org

Top 10 Blogs

Did we say 10? These are our favorite blogs, on technical topics and everything else. Don’t make us choose.
Direct Server Return (DSR)
15 years later, we still love DSR Andrew Howe
Some relationships fizzle out over time. You know how it goes - you change, you start fighting, you grow apart. But fifteen years on, Loadbalancer.org’s love affair with Layer 4 DR mode is

2 min read

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How-To's
How to train your Web Application Firewall (WAF) Aaron West
One customer recently joked that, "Taming a dragon would be easier than configuring a WAF!". So we've developed some tools to make the whole process easier.

11 min read

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Reviews and Comparisons
Reviews and Comparisons
Kemp Technologies vs Citrix NetScaler ADC — who cares about the price? Annu Sroa
F5 Networks is still clearly the leader in the application delivery market. But it's always worth considering other options, and the obvious alternative to F5 is Citrix. A blog comparing Citrix and F5 would be

7 min read

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News
News
American customer service, German engineering and British values bring royal recognition for Loadbalancer.org Annu Sroa
Here at Loadbalancer.org, we'd like to say a big thank you to all of our customers, partners and staff. Coinciding with the opening of our new Californian support office in San Mateo; Loadbalancer.org has been awarded the prestigious Queen's Award for Enterprise 2018, International Trade.

3 min read

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Top 10 Blogs
Top 10 Blogs
The 15 year story behind Loadbalancer.org.... Malcolm Turnbull
I was part of the generation that grew up without computers. We played Cowboys and Indians and dreamed of going into space, or flying planes. When I was about 11 my friends started getting Sinclair

7 min read

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Top 10 Blogs
Load balancing vs link balancing — what exactly is the difference? Oliver Warren
I dream of a world where people stop calling a link balancer a load balancer - because we don't sell link balancers! And I'm sure that the team at Mushroom Networks have the same dream

2 min read

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How-To's
How-To's
Layer 4 Direct Routing (LVS-DR) and Layer 4 TUN (LVS-TUN) in AWS Aaron West
Have you ever wondered if LVS works in AWS? I can already say for certain that LVS-NAT works great - but what about LVS-DR and LVS-TUN? Having spent the last several months playing in AWS,

6 min read

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How-To's
How-To's
How to load balance Microsoft FTP Server with HAProxy Andrei Grigoras
Open standards are awesome, and the File Transfer Protocol FTP (inspite of its flaws) has been in constant use for an amazing 40 years! FTP can be a pain to run over firewalls and load balancers, so this blog explains how to configure Microsoft FTP and HAProxy.

6 min read

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HAProxy
HAProxy
Client Certificate Authentication with HAProxy Aaron West
Using client certificates for security is a pretty cool idea! You can protect an entire application or even just a specific Uniform Resource Identifier (URI) to only those that provide a valid client certificate.

9 min read

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How-To's
How-To's
How to stop web form spam — use a simple honey pot trap in ModSecurity... Aaron West
How frustrating do you find it when hackers or robots fill in your website forms with "Buy Viagra Now!" type spam?

4 min read

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Reviews and Comparisons
Reviews and Comparisons
Kemp Technologies vs F5 — a refreshingly honest load balancer comparison Richard Halcrow
If you are trying to decide which load balancer product is right for your business, you’ve probably already discovered that it’s a market of two extremes. There are load balancers with very low

4 min read

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Web Filters / Proxy
Web Filters / Proxy
Transparent vs Explicit proxy — which method should I use? Neil Hosking
Different vendors have widely different opinions on which method should be used to deploy web filters or SWGs (secure web gateways). Historically, vendors struggled to implement authentication in Transparent mode, and maybe they remember some

5 min read

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Just for Fun
Just for Fun
Lost sale lessons James Loveday
We lost a sale. It happens and it is always difficult to swallow, especially when the reason is seemingly trivial. Were we technically inferior? No. Were we more expensive? Nope. Was our support lacking? Far

4 min read

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Web Filters / Proxy
Web Filters / Proxy
What exactly is a Reverse Proxy? Aaron West
"I don't think we can use your load balancer, because it's not a reverse proxy..." said the slightly confused reseller. Which got me thinking, maybe I should write a blog about the difference

3 min read

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Reviews and Comparisons
Reviews and Comparisons
Does your F5 migration need a Jenga consultant? Aaron West
Look, let’s make this very clear, we love F5, we think they are awesome, the best ADC in the market. But please don’t be surprised when we charge you a fairly large amount

3 min read

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Reviews and Comparisons
How should you compare load balancers? Malcolm Turnbull
If you are searching on Google for load balancer comparisons, as I just did, you will come across some blatant sales pitches from various vendors. They use dubious figures to prove that they are better

9 min read

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Reviews and Comparisons
What are the best load balancing methods and algorithms? Malcolm Turnbull
This kind of question was asked a lot more frequently ten years ago, usually followed by the second most common question: "Why do I need two load balancers?" In fact, we were asked

10 min read

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Security
How do I get an A+ from Qualys SSL + FIPS compliance? Scott McKeown
Chasing that eternally moving target that is an A+ from Qualys’ SSL scanner? Well, you’ve found the correct Blog! I’ve been testing again whilst also looking at the effect of FIPS compatible ciphers.

6 min read

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Top 10 Blogs
Top 10 Blogs
Loadbalancer.org product roadmap — new features, release notes and more (as always, a work in progress) Malcolm Turnbull
Understandably, we get quite a few requests for a product roadmap containing release notes and feature updates. We've had a chat about this internally and thought that it would be nice to have a permanent

9 min read

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X-Forwarded-For Header (XFF)
IIS and X-Forwarded-For Header (XFF) Rob Cooper
Although it's not technically a standard, the X-Forwarded-For (XFF) header is incredibly useful if you have any kind of proxy in front of your web servers. What's the issue? When you load balance your website

4 min read

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